20971801 is an odd 8-digits composite number following 20971800
and preceding 20971802 . In scientific notation, it is written as 2.0971801 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 19868004 positive integers (up to 20971801) that are relatively prime to 20971801.
20971801 has 4 divisors, whose sum is 22075600
The reverse of 20971801 is 10817902
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million nine hundred seventy-one thousand eight hundred one
Scientific notation
2.0971801 × 10^7
Engineering notation
2.0971801 × 10^6
Prime Factorization
19 × 1103779
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20971801
Product of the distinct prime numbers
The prime factorization of 20971801 is 19 × 1103779.
Since it has a total of 2 prime factors.
4 , 8 , 31 , 53 , 592 , 36 , 7226 , 6664 , 99174 , 24400 , 211256 , 319054 , 7782263 , 3677599 , 57380057 , 83901399 , 904740264 , 377632888 , 3430314364 , 7997418769
n×2
41943602
n×3
62915403
n×4
83887204
n×5
104859005
n÷2
10485900.5
n÷3
6990600.3333333
n÷3
5242950.25
n÷5
4194360.2
n2
439816437183601
n3
9.2237427971435E+21
n4
1.9343849841688E+29
n5
4.0567536945375E+36
2 √n
4579.4978982417
3 √n
275.7688720002
4 √n
67.671987544638
5 √n
29.129105308689
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20971800
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20971801 can be divided by 4 positive divisors.
The sum of these divisors (counting 20971801) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000000000100011001
3
Ternary
1110110110220101
4
Quaternary
1100000010121
5
Quinary
20332044201
6
Senary
2025255401
8
Octal
120000431
10
Decimal
20971801
12
Duodecimal
7034561
16
Hexadecimal
1400119
20
Vigesimal
6b19a1
36
Base36
chhy1
md5
d062f22b3f43f00c80901ec46529f96f
sha1
4daf4a502fd7c0a5e217d37e60bb2dd9b8e36ce6
sha256
27e845ebae48e196ac76d008fc8f84d1af5271b7acac46a8f55d9a731c5f48a3
sha512
7f64e1e1a02687a804f3a6fba132a0c83fe8985f2942d3bb4bf17ee140a4dfd722b60f6c49a01e306cb4725a0f30673ecd3534cd690f25ae5255564ca2247b2f
ripemd-160
5595b79ceaf505b9a16eef68bfbfc369dc5b8f5e
Diameter
41943602
Circumference
131769711.90829
Area
1.381724087984E+15
Volume
3.8636323480144E+22
Surface area
5.5268963519362E+15
Circumference
131769711.90829
Perimeter
83887204
Area
439816437183601
Diagonal
29658605.40159
Surface area
2638898623101606
Volume
9.2237427971435E+21
Space diagonal
36324224.858224
Perimeter
62915403
Area
1.9044610380148E+14
Altitude
18162112.429112
Surface area
1.9044610380148E+14
Volume
1.0870285132968E+21
Height
9886201.8005299